Rank	Countries/Territories	Count	Percent
1	United States	600	37.5%
2	China	545	34.1%
3	Germany	124	7.8%
4		89	5.6%
5	France	48	3%
6	Singapore	43	2.7%
7	Japan	19	1.2%
8	Hong Kong	19	1.2%
9	Norway	14	0.9%
10	Netherlands	11	0.7%
11	Cyprus	11	0.7%
12	Australia	11	0.7%
13	Canada	9	0.6%
14	United Kingdom	9	0.6%
15	South Africa	6	0.4%
16	Russia	5	0.3%
17	Latvia	5	0.3%
18	Iran, Islamic Republic of	5	0.3%
19	Austria	4	0.3%
20	Bangladesh	3	0.2%
21	Bulgaria	2	0.1%
22	Iraq	2	0.1%
23	Moldova, Republic of	2	0.1%
24	Taiwan	2	0.1%
25	Turkey	2	0.1%
26	Slovenia	1	0.1%
27	Mongolia	1	0.1%
28	Malaysia	1	0.1%
29	Poland	1	0.1%
30	Ireland	1	0.1%
31	Italy	1	0.1%
32	India	1	0.1%
33	Czech Republic	1	0.1%
34	Argentina	1	0.1%